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Raymond C. Kent received US Patent No. 3,617,321 on November 2, 1971, filed August 28, 1969.
The patent's abstract:
Spray-on coating composition adapted for forming monolithic white ceiling structures having, on a dry weight basis, 5 to 35 percent by weight expanded perlite; 10 to 40 percent by weight fibrous talc; 15 to 80 percent by weight inorganic filler; 1 to 4 percent by weight organic binder; 0 to 1 percent by weight crosslinking agent and 1 to 5 percent by weight fine fibrous asbestos. The dry ingredients are mixed with sufficient water to provide a spray-on coating composition having a viscosity in the range of from 10 to 30 poises at a shear rate of 60 seconds 1.
- Author
- Raymond C. Kent
- Published by
- US Patent Office
- Series
- US Patent No. 3,617,321
- Date
- November 2, 1971
- Library no.
- ACL Doc 23700 · asbestosclaims.law/library/23700
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 184 KB
Where it was listed
- Asbestos, March 1972, in its patents department (the year's issues)
Cite this document
Raymond C. Kent. “Spray-on coating composition (US Patent 3,617,321, 1971).” November 2, 1971. US Patent No. 3,617,321. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23700. https://asbestosclaims.law/library/23700.
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